3CXCloud LT API

API – Calls, Messages, SMS & Telerobot

3CX Cloud LT API provides full control over business communication through a single, powerful API. It enables seamless integration of calling, messaging, SMS, and telerobot automation directly into your business systems such as CRM, ERP, or Helpdesk platforms.


📞 Calls via API

With 3CX Cloud API, you can:

  • Initiate outbound calls

  • Receive and handle inbound calls

  • Change Caller ID dynamically

  • Automatically connect customers to agents (Next Call logic)

  • Run NPS surveys via phone calls

  • Automate call flows based on business rules


💬 Messages & SMS via API

The API allows complete SMS and messaging management:

  • Send SMS messages

  • Receive SMS replies

  • Track SMS delivery status

  • Send NPS surveys via SMS

  • SMS Self – Service

  • Automate SMS sending based on events (e.g., after a call or order)


🤖 Telerobot Automation

Telerobot (Voice Bot) API enables:

  • Automated outbound calling

  • Automated SMS campaigns

  • Voice and SMS-based interaction scenarios

  • Collecting customer feedback (NPS, confirmations, surveys)

  • Real-time integration with internal systems


🔄 Next Call – Automatic Agent Connection

The Next Call functionality allows you to:

  • Automatically connect customers to the next available agent

  • Reduce customer waiting time

  • Optimize agent workload

  • Improve overall customer experience


🔗 One API for All Communication

All these features are available through 3CX Cloud LT API, allowing you to:

  • Centralize calls, SMS, and bot automation

  • Automate communication workflows

  • Build advanced integrations

  • Scale communication easily and efficiently


3CX Cloud LT API is a flexible, reliable, and modern solution for businesses looking to automate and optimize customer communication across calls, SMS, and telerobots — all from a single API.